April 29, 2017
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Ativan Injection

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Ativan Injection

ATIVAN
(lorazepam) Injection

DRUG DESCRIPTION

Lorazepam, a benzodiazepine with antianxiety, sedative, and anticonvulsant effects, is intended for the intramuscular or intravenous routes of administration. It has the chemical formula: 7-chloro-5(2-chlorophenyl)-1,3-dihydro-3-hydroxy-2H-1, 4-benzodiazepin-2-one. The molecular weight is 321.16, and the C.A.S. No. is [846-49-1]. The structural formula is:

ATIVAN (lorazepam) Structural Formula Illustration

Lorazepam is a nearly white powder almost insoluble in water. Each mL of sterile injection contains either 2.0 or 4.0 mg of lorazepam, 0.18 mL polyethylene glycol 400 in propylene glycol with 2.0% benzyl alcohol as preservative.

Last reviewed on RxList: 11/16/2016
This monograph has been modified to include the generic and brand name in many instances.

Report Problems to the Food and Drug Administration

 

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.


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